> For the complete documentation index, see [llms.txt](https://postica.gitbook.io/binding-system-3/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://postica.gitbook.io/binding-system-3/project-tools.md).

# Debug and Optimize

Inspect a connection, audit a project, and measure what needs optimizing.

Start with the question you need to answer. Diagnostics explain what a binding is doing; performance tools help you decide which changes will save time.

## Explore the tools

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td><strong>Diagnostics</strong></td><td>Preview values, inspect connections, validate assets and repair renames.</td><td><a href="/binding-system-3/project-tools/diagnostics.md">Diagnostics</a></td><td><a href="https://3048705056-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FLUfBXR02sJ5i0MxwYbaV%2Fuploads%2Fgit-blob-94539a21c3d39b80698328270319f367c907466f%2Fcover-diagnostics.svg?alt=media">cover-diagnostics.svg</a></td></tr><tr><td><strong>Performance</strong></td><td>Understand runtime cost, build optimization and editor speed.</td><td><a href="/binding-system-3/project-tools/performance.md">Performance</a></td><td><a href="https://3048705056-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FLUfBXR02sJ5i0MxwYbaV%2Fuploads%2FxIvAK3HimoIkq7qStu3d%2FScreenshot%202026-09-29%20at%2013.58.41.png?alt=media&amp;token=8ded204f-9edb-45ce-ac8d-989251ea4bc9">Screenshot 2026-09-29 at 13.58.41.png</a></td></tr></tbody></table>

## Common tasks

<table data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th><th data-hidden data-card-cover data-type="files"></th></tr></thead><tbody><tr><td><strong>Inspect a Binding</strong></td><td>See the value at each pipeline stage with Live Debug.</td><td><a href="/binding-system-3/project-tools/diagnostics/live-debug.md">Live Debug</a></td><td><a href="https://3048705056-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FLUfBXR02sJ5i0MxwYbaV%2Fuploads%2FCSQ2JVWiiueIzl8zLCj1%2FScreenshot%202026-09-28%20at%2017.33.30.png?alt=media&amp;token=c0818b27-031f-4661-adb8-1887ff293a7e">Screenshot 2026-09-28 at 17.33.30.png</a></td></tr><tr><td><strong>Audit Before Release</strong></td><td>Follow a complete project check from errors to unfinished connections.</td><td><a href="/binding-system-3/tutorials/audit.md">Auditing a Project Before Release</a></td><td><a href="https://3048705056-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FLUfBXR02sJ5i0MxwYbaV%2Fuploads%2F21Qf752LfgnGaAdI0WZS%2FScreenshot%202026-09-27%20at%2011.48.26.png?alt=media&amp;token=dc555424-fb1f-4cef-b3d1-da3aff511569">Screenshot 2026-09-27 at 11.48.26.png</a></td></tr><tr><td><strong>Find the Cost</strong></td><td>Measure an expensive binding, change it and measure again.</td><td><a href="/binding-system-3/tutorials/find-the-cost.md">Finding the Binding That Costs You Frames</a></td><td><a href="https://3048705056-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FLUfBXR02sJ5i0MxwYbaV%2Fuploads%2FtzV8S90ESUAKmHmqnpZd%2FScreenshot%202026-09-27%20at%2018.25.26.png?alt=media&amp;token=0c8e9af9-9dd1-4fd1-8ee4-008b165be678">Screenshot 2026-09-27 at 18.25.26.png</a></td></tr><tr><td><strong>Survive a Rename</strong></td><td>Redirect existing bindings after a member changes name.</td><td><a href="/binding-system-3/tutorials/surviving-a-rename.md">Surviving a Rename</a></td><td><a href="https://3048705056-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FLUfBXR02sJ5i0MxwYbaV%2Fuploads%2FhgXHSI8T2AKSuRAOcRye%2FScreenshot%202026-09-28%20at%2018.15.25.png?alt=media&amp;token=c7a29200-f12a-4c4a-bcaf-3bf7b915449d">Screenshot 2026-09-28 at 18.15.25.png</a></td></tr></tbody></table>

If a field is not behaving as expected, [Troubleshooting](/binding-system-3/help/troubleshooting.md) gives you a short checklist to work through first.